201232100131 has 16 divisors (see below), whose sum is σ = 205677841248. Its totient is φ = 196844544000.

The previous prime is 201232100117. The next prime is 201232100141. The reversal of 201232100131 is 131001232102.

It is a cyclic number.

It is not a de Polignac number, because 201232100131 - 2²⁵ = 201198545699 is a prime.

It is a super-2 number, since 2×201232100131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201232100141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4006051 + ... + 4055971.

It is an arithmetic number, because the mean of its divisors is an integer number (12854865078).

Almost surely, 2^201232100131 is an apocalyptic number.

201232100131 is a deficient number, since it is larger than the sum of its proper divisors (4445741117).

201232100131 is a wasteful number, since it uses less digits than its factorization.

201232100131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50502.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 201232100131 its reverse (131001232102), we get a palindrome (332233332233).

The spelling of 201232100131 in words is "two hundred one billion, two hundred thirty-two million, one hundred thousand, one hundred thirty-one".